and Answers | Latest Updated 2026/2027 | Graded A+ |
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2 Midnight Rule - ✔✔Regulation included in the 2014 Medicare inpatient prospective payment rule.
Established that inpatient admissions spanning at least two midnights qualify for Medicare Part A
payments. Inpatient stays lasting fewer than two midnights must be treated and billed as outpatient
services.
340B Pricing Program - ✔✔A federal program requiring drug manufacturers to provide outpatient drugs
to eligible health care organizations/covered entities at significantly reduced prices.
Academic Research Organization (ARO) - ✔✔An academic institution that performs or manages clinical
research services usually by partnering with a research sponsor.
Adjusted Average per Capita Cost (AAPCC) - ✔✔CMS/HCFA's best estimate for the amount of money it
costs to care for Medicare recipients under fee-for-services Medicare in a given area. The AAPCC is made
up of 142 different rate cells; 140 of them are factored for age, sex, Medicaid eligibility, Institutional
status, working ages, and whether a person has both Part A and Part B of Medicare. The 2 remaining
cells are for individuals with end stage renal disease.
Advanced Medical Technology Association (Advamed) - ✔✔Medical device trade association.
Adverse Drug Experience (ADE) - ✔✔Any adverse event associated with the use of a drug in humans,
whether or not considered drug-related, including the following: An adverse event occurring in the
course of the use of a drug product in professional practice; an adverse event occurring from drug
overdose whether accidental or intentional; an adverse event occurring from drug abuse; an adverse
event occurring from drug withdrawal; and any failure of expected pharmacological action.
,Adverse Drug Reaction (ADR) - ✔✔Injury caused by taking a medication.
Adverse Event (Research) (AE) - ✔✔Used broadly to mean any untoward or unfavorable medical
occurrence in a human subject, including any abnormal sign, symptom, or disease, temporally associated
with the subject's participation in research, whether or not considered related to the subject's
participation in the research. Adverse events encompass both physical and psychological harms.
Affiliated Covered Entity (ACE) - ✔✔Under HIPAA, legally separate covered entities under common
ownership or control have an option to be treated as a single legal entity by choosing to designate as
ACE. This enables the entities to share information in a way that would otherwise be impermissible (use
vs. disclosure).
Adjusted Community Rate (ACR) - ✔✔Under the ACA, insurers can't raise premiums based on health
status, medical claims, gender, or most of the other factors that they had previously used to determine
rates prior to ACA implementation.
Advance Beneficiary Notice (ABN) - ✔✔A waiver signed by a patient confirming the patient's
understanding that certain provided services may not be reimbursable under Medicare and therefore are
the patient's responsibility.
Agency for Healthcare Research and Quality (AHRQ) - ✔✔Agency within the Department of Health and
Human Services, whose mission is to produce evidence to make health care safer, higher quality, more
accessible, equitable, and affordable, and to work within HHS and other partners to make sure that the
evidence is understood and used.
Ambulatory Surgery Center (ASC) - ✔✔Medical facility providing same-day surgical care.
American College of Healthcare Executives (ACHE) - ✔✔Professional society of healthcare executives
who lead hospitals, health systems, and other healthcare organizations.
American College of Professional Coders (AAPC) - ✔✔Professional association that provides education
and certification to medical coders.
, American Health Information Management Association (AHIMA) - ✔✔Professional association for health
information management (HIM) professionals.
American Hospital Association (AHA) - ✔✔National organization that represents, educates, and
advocates for its member hospitals and health care networks.
Ambulatory Care Center (ACC) - ✔✔Medical provide with services aimed at one-day surgical patients and
non-surgical outpatients. Patients treated in ACCs include pediatric, adolescent, adult and geriatric.
Ambulatory Patient Class (APC) - ✔✔Method used to pay hospitals and surgery centers for outpatient
services using a Prospective Payment System (PPS). Each service is assigned to various APC categories.
Ambulatory Patient Groups (APG) - ✔✔A Medicare patient classification system designed to explain the
amount and types of resources consumed in an ambulatory visit. There are 290 APGs in the current
version (Version 2.0) and they encompass the full range of services delivered in the ambulatory setting,
including same day surgery units, hospital emergency rooms and outpatient clinics.
American Recovery and Reinvestment Act of 2009 (ARRA) - ✔✔Commonly referred to as the Stimulus
Package, ARRA aims to create and maintain jobs, spur economic activity and long-term growth, and
foster accountability and transparency in government spending through tax incentives, entitlement
programs, and funding federal contracts, grants, and loans.
Ancillary Services - ✔✔Health services provided to support the primary care of a patient. Examples
include laboratory services, radiology services, and speech therapy.
Annual Contractor Evaluation Report (ACER) - ✔✔CMS's Health Care Finance Administration's formal
evaluation report of Medicare contractor's performance for the fiscal year. It is based upon results of the
Contractor Performance Evaluation Program (CPEP) reviews, along with results of other special
evaluations which are considered when evaluating contractor performance.